National geographic almanac 2021 :  trending topics, big ideas in science, photos maps, facts and more. 

 - Washington, DC:  National Geographic Partners,  2020 
 - 398 pages :  chiefly colored illustrations ;  24 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9781426221552 
<br/><br/><label>Subjects--Topical Terms: </label>--Almanacs.<br/>Almanacs, American.<br/>Curiosities and wonders.
<br/><br/><label>LC Class. No.: </label>AY81.J8 
<br/><br/><label>Dewey Class. No.: </label>031.02  / N213